(sexology) The pretence of being the opposite sex, especially that by a man of being a woman; transvestism.
2013, C. N. Armstrong, 12: Transvestism, D. Robertson Smith, William M. Davidson (editors), Symposium on Nuclear Sex, Elsevier (Butterworth-Heinemann), page 88,
Homosexuals do not as a rule want to change their sex and identity. This is the fundamental anomaly in eonism.
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